Robert Salinas gets a lesson on the Taser from HPD's Tiffany Jefferson at the HPD True Blue Gala benefitting the Houston Police Foundation at the Landry's Flight Hanger at Hobby Airport Saturday Oct. 20,2012.

Robert Salinas gets a lesson on the Taser from HPD's Tiffany Jefferson at the HPD True Blue Gala benefitting the Houston Police Foundation at the Landry's Flight Hanger at Hobby Airport Saturday Oct. 20,2012.

Photo: Dave Rossman, For The Houston Chronicle

Robert Salinas gets a lesson on the Taser from HPD's Tiffany... Photo-5276723.71456 - Houston Chronicle

HPD senior officer and bomb technician Randy Schirck shows mayor Annise Parker how to use a remote vehicle at the HPD True Blue Gala benefitting the Houston Police Foundation at the Landry's Flight Hanger at ... more

Josh and Tracy Popes with one of the SWAT teams sniper rifles at the Second Annual True Blue Gala sponsored by the Houston Police Foundation at the home of Paige and Tilman Fertitta Saturday Oct. 17,2009.

Josh and Tracy Popes with one of the SWAT teams sniper rifles at the Second Annual True Blue Gala sponsored by the Houston Police Foundation at the home of Paige and Tilman Fertitta Saturday Oct. 17,2009.